Collective immunity remains elusive due to delta variant, experts say
The delta variant has shifted the post of collective immunity, experts say, and although parts of Connecticut have reached this so far elusive threshold, the coronavirus may continue to circulate, becoming endemic in the state.
“The delta variant is much more contagious than the original strain of COVID,” said Scott Roberts, associate medical director for infection prevention at Yale New Haven Hospital. “Each sneeze will spread many more virus particles. Therefore, our collective immunity threshold is much higher. “